Title:
BATTERY CELL, BATTERY, ELECTRIC DEVICE, AND METHOD AND DEVICE FOR MANUFACTURING BATTERY CELL
Document Type and Number:
WIPO Patent Application WO/2023/050388
Kind Code:
A1
Abstract:
The embodiments of the present application provide a battery cell, a battery, an electric device, and a method and device for manufacturing a battery cell. The battery cell comprises an electrode assembly comprising a body and a tab; and a connecting component, comprising a terminal connecting portion and a tab connecting portion, wherein the terminal connecting portion is used for connecting to an electrode terminal; the tab connecting portion is used for connecting to the tab; the tab connecting portion has a first surface, which faces the body; the tab comprises a first section, which is connected to the body, a second section, which is fixed to the first surface, and a corner section, which is connected between the first section and the second section; and the corner section exceeds the first surface in a direction in which the body points towards the connecting component. The battery cell has a relatively high energy density.
Inventors:
LIN WENFA (CN)
YU MINGXI (CN)
HUANG NING (CN)
YU MINGXI (CN)
HUANG NING (CN)
Application Number:
PCT/CN2021/122378
Publication Date:
April 06, 2023
Filing Date:
September 30, 2021
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M50/533
Foreign References:
| JP2021022482A | 2021-02-18 | |||
| CN209401759U | 2019-09-17 | |||
| CN206250261U | 2017-06-13 | |||
| CN211428260U | 2020-09-04 | |||
| CN210956823U | 2020-07-07 | |||
| JP2019121435A | 2019-07-22 |
Attorney, Agent or Firm:
BEIJING WEIFEI LIANCHUANG INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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